Henan Dongtai Gear Wheel Co., Ltd.
Henan Dongtai Gear Co., Ltd.
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Cylindrical bevel gearbox QY4S series helical harden tooth surface gear reducer
Product Description
Our company is located in Changyuan City, Henan Province, China, which is the gathering place for the production of crane and its accessories. We have 26 years of production and manufacturing experience. We always provide customers with good product and technical support, perfect after-sales service. Since its establishment, we have been adhering to technological innovation, research and introduction of advanced technology, and constantly develop new products to meet market demand. Our company mainly engaged in gear, reducer and accessories, general machinery parts manufacturing and sales. We have a good product and professional sales and technical team. If you are interested in our products and services, we are looking forward to your online message or call for consultation.
| Type | Gear Ratio | |||||||||||||||
| QY3D/3S | 16 | 18 | 20 | 22.4 | 25 | 28 | 31.5 | 35.5 | 40 | 45 | 50 | 56 | 63 | 71 | 80 | 90 |
| QY4D/4S/34S | 100 | 112 | 125 | 140 | 160 | 180 | 200 | 224 | 250 | 280 | 315 | 355 | 400 | |||
| Center Distance | 160 | 180 | 200 | 225 | 250 | 280 | 315 | 355 | 400 | 450 | 500 | 560 | 630 | 710 | 800 |
| QY3S/4S/34S | 185 | 195 | 215 | 230 | 255 | 270 | 310 | 335 | 375 | 415 | 450 | 510 | 565 | 600 | 670 |
| QY3D/4D/34D | 155 | 165 | 185 | 205 | 225 | 250 | 265 | 290 | 325 | 365 | 420 | 460 | 520 | 550 | 625 |
The QY series harden surface gear speed reducer is developed on the basic of the QJ series gearbox. The products adopts steel plates for welding. It’s suitable for the applicable conditions:
1. The circumferential speed of the gear is less than 20m/s;
2. The speed of the high speed is less than 1500rpm;
3. The temperature of working environment is -40℃~+45℃;
4. It will operate in both directions.
Features
1. Gear is made of high strength low carbon alloy steel by carburizing and quenching. The hardness of tooth surface can reach HRC58-62. CNC grinding technology is adopted for all gears, with high precision and good contact performance
2. high transmission efficiency: single stage over 96.5%; double stage over 93%; three stage over 90%;
3. stable operation and low noise;
4, compact structure, light weight, long service life and high bearing capacity;
5. easy to disassemble, check and assemble.
●Packaging: In order to ensure the integrity of product appearance, we will choose cartons, wooden pallets and wooden pallets according to customer needs.
●Delivery time: Each reducer is manufactured and tested in accordance with strict and fixed procedures to ensure that the quality is correct before leaving the factory and delivery on time.
●Transportation mode: We will choose the most suitable mode of transportation for our customers according to the weight and size of the goods. We can also choose the mode of transportation according to the needs of our customers.
●Receiving and after-sales service: After receiving the goods, please check whether they are in good condition. We will provide customers with perfect after-sales service.
FAQ
Q How can I get the sample to check your quality?
A After price confirmation, you can require for samples to check our product’s quality. If you just need a blank sample to check the design and quality. We will provide you sample for free as long as you afford the express freight.
Q What can I get the price?
A We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please tell us in your email so that we will regard you inquiry priority.
Q What is your term of delivery?
A We accept EXW, FOB Qingdao or FOB Shanghai, CIF ... . You can choose the one which is the most convenient or cost effective for you.
Q What about the lead time for the mass production?
A Honestly, it depends on the order quantity and the season you place the order.